//top部分的-我的账户-效果
var ozhanghu=document.getElementById("zhanghu");
var ozhanghudt=ozhanghu.getElementsByTagName("dt")[0];
var ozhanghu_list=document.getElementById("zhanghu_list");
ozhanghu.onmouseover=function(){
	ozhanghudt.setAttribute("class","zhhover");
	ozhanghu_list.style.display="block";
}
ozhanghu.onmouseout=function(){
	ozhanghu_list.style.display="none";
	ozhanghudt.removeAttribute("class","zhhover");
}

